CHAPTER 11Resource Management

This chapter discusses the tools available to you for managing the performance of VMs. You can adjust resource parameters for CPU, memory, and disk on a per-VM basis or you can drop groups of VMs into resource pools to manage their CPU or memory. Resource pools allow you to treat VMs as groups, rather than individuals, and quickly apply resource settings to them, thus reducing your administrative burden.

It is possible to cap, or limit, and also guarantee a minimum, or reservation, of either CPU or memory to a VM or a resource pool. Additionally, VMware’s proportional share system provides more dynamic control over a VM’s resource usage, as it responds to changes in resource demand relative to each VM and ESX host. ...

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